text: # Copyright (c) 2014 VMware, Inc.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
  # implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  #
  
  import mock
  
  from neutron.common import exceptions
  from neutron.plugins.vmware.api_client import exception as api_exc
  from neutron.plugins.vmware.nsxlib import queue as queuelib
  from neutron.tests.unit.vmware.nsxlib import base
  
  
  class TestLogicalQueueLib(base.NsxlibTestCase):
  
      def setUp(self):
          super(TestLogicalQueueLib, self).setUp()
          self.fake_queue = {
              'name': 'fake_queue',
              'min': 0, 'max': 256,
              'dscp': 0, 'qos_marking': False
          }
  
      def test_create_and_get_lqueue(self):
          queue_id = queuelib.create_lqueue(
              self.fake_cluster, self.fake_queue)
          queue_res = queuelib.do_request(
              'GET',
              queuelib._build_uri_path('lqueue', resource_id=queue_id),
              cluster=self.fake_cluster)
          self.assertEqual(queue_id, queue_res['uuid'])
          self.assertEqual('fake_queue', queue_res['display_name'])
  
      def test_create_lqueue_nsx_error_raises(self):
          def raise_nsx_exc(*args, **kwargs):
              raise api_exc.NsxApiException()
  
          with mock.patch.object(queuelib, 'do_request', new=raise_nsx_exc):
              self.assertRaises(
                  exceptions.NeutronException, queuelib.create_lqueue,
                  self.fake_cluster, self.fake_queue)
  
      def test_delete_lqueue(self):
          queue_id = queuelib.create_lqueue(
              self.fake_cluster, self.fake_queue)
          queuelib.delete_lqueue(self.fake_cluster, queue_id)
          self.assertRaises(exceptions.NotFound,
                            queuelib.do_request,
                            'GET',
                            queuelib._build_uri_path(
                                'lqueue', resource_id=queue_id),
                            cluster=self.fake_cluster)
  
      def test_delete_non_existing_lqueue_raises(self):
          self.assertRaises(exceptions.NeutronException,
                            queuelib.delete_lqueue,
                            self.fake_cluster, 'whatever')
  